208236470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{30223}}^1$

素因数の和:30296

約数の個数: 32

約数和(自身を含む): 411288192

約数和(自身を除く): 203051722

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 30223, 60446, 151115, 302230, 392899, 785798, 1601819, 1964495, 3203638, 3928990, 8009095, 16018190, 20823647, 41647294, 104118235, 208236470]

約数ペア:

[(1, 208236470), (2, 104118235), (5, 41647294), (10, 20823647), (13, 16018190), (26, 8009095), (53, 3928990), (65, 3203638), (106, 1964495), (130, 1601819), (265, 785798), (530, 392899), (689, 302230), (1378, 151115), (3445, 60446), (6890, 30223)]